Overview
overview
7Static
static
3TDCCsecure...28.exe
windows10-2004-x64
7TDCCsecure...28.exe
windows11-ltsc_2024-x64
7$PLUGINSDI...ns.dll
windows10-2004-x64
3$PLUGINSDI...ns.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...ls.dll
windows10-2004-x64
3$PLUGINSDI...ls.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...em.dll
windows10-2004-x64
3$PLUGINSDI...em.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...fo.dll
windows10-2004-x64
3$PLUGINSDI...fo.dll
windows11-ltsc_2024-x64
3$PLUGINSDI...ec.dll
windows10-2004-x64
3$PLUGINSDI...ec.dll
windows11-ltsc_2024-x64
3$TEMP/vc20...86.exe
windows10-2004-x64
4$TEMP/vc20...86.exe
windows11-ltsc_2024-x64
4$_10_/certutil.exe
windows10-2004-x64
3$_10_/certutil.exe
windows11-ltsc_2024-x64
3$_10_/freebl3.dll
windows10-2004-x64
3$_10_/freebl3.dll
windows11-ltsc_2024-x64
3$_10_/libnspr4.dll
windows10-2004-x64
3$_10_/libnspr4.dll
windows11-ltsc_2024-x64
3$_10_/libplc4.dll
windows10-2004-x64
3$_10_/libplc4.dll
windows11-ltsc_2024-x64
3$_10_/libplds4.dll
windows10-2004-x64
3$_10_/libplds4.dll
windows11-ltsc_2024-x64
3$_10_/msvcr100.dll
windows10-2004-x64
3$_10_/msvcr100.dll
windows11-ltsc_2024-x64
3$_10_/nss3.dll
windows10-2004-x64
3$_10_/nss3.dll
windows11-ltsc_2024-x64
3$_10_/nssckbi.dll
windows10-2004-x64
3$_10_/nssckbi.dll
windows11-ltsc_2024-x64
3$_10_/nssdbm3.dll
windows10-2004-x64
3$_10_/nssdbm3.dll
windows11-ltsc_2024-x64
3Analysis
- max time kernel
149s - max time network
151s - platform
windows10-2004_x64 - resource
win10v2004-20260513-en - resource tags
arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows - submitted
22/07/2026, 04:08
Static task
static1
Behavioral task
behavioral1
Sample
TDCCsecure.20220428.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral2
Sample
TDCCsecure.20220428.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral3
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral4
Sample
$PLUGINSDIR/InstallOptions.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral5
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral6
Sample
$PLUGINSDIR/StdUtils.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral7
Sample
$PLUGINSDIR/System.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral8
Sample
$PLUGINSDIR/System.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral9
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral10
Sample
$PLUGINSDIR/UserInfo.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral11
Sample
$PLUGINSDIR/nsExec.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral12
Sample
$PLUGINSDIR/nsExec.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral13
Sample
$TEMP/vc2015_redist.x86.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral14
Sample
$TEMP/vc2015_redist.x86.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral15
Sample
$_10_/certutil.exe
Resource
win10v2004-20260513-en
Behavioral task
behavioral16
Sample
$_10_/certutil.exe
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral17
Sample
$_10_/freebl3.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral18
Sample
$_10_/freebl3.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral19
Sample
$_10_/libnspr4.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral20
Sample
$_10_/libnspr4.dll
Resource
win11ltsc2024-20260710-en
Behavioral task
behavioral21
Sample
$_10_/libplc4.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral22
Sample
$_10_/libplc4.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral23
Sample
$_10_/libplds4.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral24
Sample
$_10_/libplds4.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral25
Sample
$_10_/msvcr100.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral26
Sample
$_10_/msvcr100.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral27
Sample
$_10_/nss3.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral28
Sample
$_10_/nss3.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral29
Sample
$_10_/nssckbi.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral30
Sample
$_10_/nssckbi.dll
Resource
win11ltsc2024-20260709-en
Behavioral task
behavioral31
Sample
$_10_/nssdbm3.dll
Resource
win10v2004-20260513-en
Behavioral task
behavioral32
Sample
$_10_/nssdbm3.dll
Resource
win11ltsc2024-20260709-en
General
- Target $TEMP/vc2015_redist.x86.exe
- Size 13.1MB
- Sample260722-eqdpvsad82
- SHA256 fdd1e1f0dcae2d0aa0720895eff33b927d13076e64464bb7c7e5843b7667cd14
- MD5 1a15e6606bac9647e7ad3caa543377cf
- SHA1 bfb74e498c44d3a103ca3aa2831763fb417134d1
- SHA512 e8cb67fc8e0312da3cc98364b96dfa1a63150ab9de60069c4af60c1cf77d440b7dffe630b4784ba07ea9bf146bdbf6ad5282a900ffd6ab7d86433456a752b2fd
- SSDEEP 393216:S1RPq5dCsKSR65cX7Eyd/qnejOFxP7OEnl4L/Vvc:yP5iw56oyleej2OEnlwc
- TLSH T189D63336A3648126C5E30573EE15E1206F687329BB1488FBD3447E1D3E69587A3BB34B
- MD5 SHA1 SHA512 SSDEEP TLSH
Malware Config
Signatures
- Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
- Loads dropped DLL 1 IoCs
pid Process 900 vc2015_redist.x86.exe - System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vc2015_redist.x86.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language vc2015_redist.x86.exe - Suspicious use of WriteProcessMemory 1 IoCs
description pid Process procid_target PID 3304 wrote to memory of 900 3304 vc2015_redist.x86.exe 85
Processes
-
C:\Users\Admin\AppData\Local\Temp\$TEMP\vc2015_redist.x86.exe"C:\Users\Admin\AppData\Local\Temp\$TEMP\vc2015_redist.x86.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3304 -
C:\Users\Admin\AppData\Local\Temp\$TEMP\vc2015_redist.x86.exe"C:\Users\Admin\AppData\Local\Temp\$TEMP\vc2015_redist.x86.exe" -burn.unelevated BurnPipe.{3DC78FC1-A265-4A54-95B5-E436D6E7359F} {F5F939CC-CA41-4F02-A092-53F277FC6843} 33042⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
PID:900
-
Network
MITRE ATT&CK Enterprise v16
Replay Monitor
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Downloads
- Path C:\Users\Admin\AppData\Local\Temp\{74d0e5db-b326-4dae-a6b2-445b9de1836e}\.ba1\logo.png
- Size 1KB
- SHA256 335a256d4779ec5dcf283d007fb56fd8211bbcaf47dcd70fe60ded6a112744ef
- MD5 d6bd210f227442b3362493d046cea233
- SHA1 ff286ac8370fc655aea0ef35e9cf0bfcb6d698de
- SHA512 464aaab9e08de610ad34b97d4076e92dc04c2cdc6669f60bfc50f0f9ce5d71c31b8943bd84cee1a04fb9ab5bbed3442bd41d9cb21a0dd170ea97c463e1ce2b5b
- TLSH T1CF312CF34748B7A7D30581351471819AD242FFD8F9CE291E35CD5307664018115C75CF
- MD5 SHA1 SHA512 TLSH
- Path C:\Users\Admin\AppData\Local\Temp\{74d0e5db-b326-4dae-a6b2-445b9de1836e}\.ba1\wixstdba.dll
- Size 118KB
- SHA256 a9295ad4e909f979e2b6cb2b2495c3d35c8517e689cd64a918c690e17b49078b
- MD5 4d20a950a3571d11236482754b4a8e76
- SHA1 e68bd784ac143e206d52ecaf54a7e3b8d4d75c9c
- SHA512 8b9243d1f9edbcbd6bdaf6874dc69c806bb29e909bd733781fde8ac80ca3fff574d786ca903871d1e856e73fd58403bebb58c9f23083ea7cd749ba3e890af3d2
- SSDEEP 1536:nw7WzpopAuJhsVuThs5cXyeM6JUOfPGSpeBxm946ITADDwYkH/1d9chyP7iN6p:pmAuJhAyZFpem90iw//1d9chwG6
- TLSH T17AC35C113BF08072E2E6163D5925A3215A7FBA3199B0D9CF6B484E6E2E711C1DF76323
- MD5 SHA1 SHA512 SSDEEP TLSH